3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class foo { protected $var; function initClass() { $this->var = __CLASS__; } function getVar() { assert($this->var !== null); // ensure initClass was called return $this->var; } } class bar extends foo { function initClass() { $this->var = __CLASS__; } } class baz extends bar { function initClass() { $this->var = __CLASS__; } } $baz = new baz; call_user_func([$baz, "foo::initClass"]); var_dump($baz->getVar());
based on vcZHG
Output for 5.4.0 - 7.1.10
string(3) "foo"
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/qv1ij on line 29
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/qv1ij on line 29
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/qv1ij on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/qv1ij on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/qv1ij on line 4
Process exited with code 255.